SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-10937

A vulnerability has been identified in SIMATIC TDC CP51M1 (All versions < V1.1.7).

HIGH 7.5EPSS 1.46%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.46%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A vulnerability has been identified in SIMATIC TDC CP51M1 (All versions < V1.1.7). An attacker with network access to the device could cause a Denial-of-Service condition by sending a specially crafted UDP packet. The vulnerability affects the UDP communication of the device. The security vulnerability could be exploited without authentication. No user interaction is required to exploit this security vulnerability. Successful exploitation of the security vulnerability compromises availability of the targeted system. At the time of advisory publication no public exploitation of this security vulnerability was known.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
1.46% probability · 72th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
siemens/simatic tdc cp51m1 firmware
Source
productcert@siemens.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.